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avcodec/h264_metadata: fix memory leak in case of output packet creation failure

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Some function calls may fail after the output packet is initialized.

Reviewed-by: jkqxz
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-03-20 00:55:26 -03:00
parent bd60116794
commit 039be6a23f
1 changed files with 3 additions and 1 deletions
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4
libavcodec/h264_metadata_bsf.c
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@ -225,7 +225,7 @@ static int h264_metadata_filter(AVBSFContext *bsf, AVPacket *out)
err = ff_bsf_get_packet(bsf, &in);
if (err < 0)
goto fail;
return err;
err = ff_cbs_read_packet(ctx->cbc, au, in);
if (err < 0) {
@ -545,6 +545,8 @@ fail:
ff_cbs_fragment_uninit(ctx->cbc, au);
av_freep(&displaymatrix_side_data);
if (err < 0)
av_packet_unref(out);
av_packet_free(&in);
return err;